Naruto: Ultimate Ninja Storm

Unlockable characters:
Unlock the following characters by performing the corresponding tasks:

CHARACTER - HOW TO UNLOCK
Gaara - Complete "burning will of fire".
Itachi Uchiha - Complete "fatal encounter".
Jiraiya - Complete "a match with pervy sage".
Kabuto Yakushi - Complete "a whirling rasengan explodes".
Kakashi Hatake - Complete "genin training arc".
Kankuro - Complete "the aburame clan".
Kimimaro - Complete "battle with the sound beguns".
Kimimaro Curse Marked Second State Mode - Complete "a duel that risks their bond".
Kisame Hoshigaki - Complete "toad sage shows his ability".
Might Guy - Complete "odd beast battles a scourge".
Might Guy: Eight Gates Mode - Complete "a duel that risks their bond".
Naruto Uzumaki: Nine-Tailed Fox Mode - Complete "a duel that risks their bond".
Orochimaru - Complete "sannin rock heaven and earth".
Rock Lee: Eight Gates Mode - Complete "a duel that risks their bond".
Sasuke Uchiha: Curse Marked Second State Mode - Complete "a duel that risks their bond".
Temari - Complete "the chunin exam sleeper pick".
The Third Hokage - Complete "unprecedented mega battle".
Tsunade - Complete "tsunade finally opens her eyes".

Unlockable costumes:
Unlock the following costumes by performing the corresponding tasks:

COSTUME - HOW TO UNLOCK
Gaara’s Later costume - Complete 'gaara returns' (sasuke chase arc).
Kankuro’s Later costume - Complete 'gaara returns' (sasuke chase arc).
Sasuke Uchiha’s Black costume - Complete 'sasuke and gaara' (leaf destruction arc).
Shikamaru Nara’s Chunin costume - Complete 'shikamaru’s squad is summoned' (sasuke chase arc).
Temari’s Later costume - Complete 'gaara returns' (sasuke chase arc).

Jutsu juggle enders:
After
using a combo that knocks your opponent into the air, press Triangle
then hold Circle to charge a Jutsu. When your enemy falls and your heads
are at equal height, release Circle and the Jutsu should connect.

Air attack:
Knock your opponent into the air, tap X(2) to continue the attack in mid-air, and slam them down.

Team Guy implodes the Earth:
When
playing as any member of Team Guy, if you do the Ultimate Jutsu and
your opponent loses all of his or her health to the last red bar, and
25% is remaining after the Ultimate Jutsu is finished, when the winner
screen appears a very loud noise will be heard. The screen will shake
and a massive sand storm appears.